Message Center

Notices Microsoft posts in the Microsoft 365 admin center, with the changes this installation saw between versions. Collected today from Observed in a reference Microsoft 365 tenant (Reference tenant (MVP)). Verify applicability in your own tenant's Message Center..

Graph API changes M365 roadmap

Versions captured by this deployment. Earlier versions and notices may be missing; first observed is not first published.

7Action dates in the next 30 days 9Prevent or fix issues 408Rolling out or changing 47Updated after first seen

390 notices

Newest change first

MC1481313 Microsoft Purview | DLM: Legacy Teams retention policies that cover Copilot will be treated as Teams-only
Plan for change · Microsoft Purview · changed 28 Sep 2026Major changeUser impactAdmin impact
MC1481309 Microsoft Entra ID: Enhance protection of the authentication experience by blocking external script injection
Plan for change · Microsoft Entra · Microsoft 365 suite · changed 28 Sep 2026Feature updateUser impactAdmin impactAct by 19 Oct 2026 · 2d ago
MC1456609 (Updated) Microsoft Purview | Information Protection: Auto-labeling per-policy coverage report
Stay informed · Microsoft 365 suite · Microsoft Purview · changed 28 Sep 2026Updated messageNew featureUser impactAdmin impact
MC1459138 (Updated) Microsoft Teams: Local Pan-tilt-zoom (PTZ) controls for Microsoft Teams Rooms on Windows
Stay informed · Microsoft Teams · changed 28 Sep 2026Updated messageNew featureUser impactAdmin impact
MC1479512 (Updated) Microsoft Teams: Updates to Teams Events licensing for business, frontline, and education customers
Plan for change · Microsoft Teams · changed 28 Sep 2026Major changeUpdated messageFeature updateUser impactAdmin impact
MC1472592 (Updated) Microsoft Purview: Auto-expanding archive capacity increases to 3 TB for eligible mailboxes
Stay informed · Microsoft Purview · changed 28 Sep 2026Updated messageFeature updateUser impactAdmin impact
MC1480870 New SharePoint Mobile Experience on iOS and Android
Plan for change · SharePoint Online · changed 28 Sep 2026New featureUser impact
MC1480869 Microsoft 365 settings enabled by default for newly created Engage communities
Stay informed · Microsoft Viva · changed 28 Sep 2026New featureUser impact
MC1479517 SharePoint: HTML pages
Plan for change · SharePoint Online · changed 25 Sep 2026New featureUser impact
MC1479513 Outlook: Insert Symbols
Plan for change · Exchange Online · changed 25 Sep 2026Feature updateUser impact
MC1479508 Microsoft Planner: Meeting-created plans will expire after 180 days of inactivity
Plan for change · Planner · changed 25 Sep 2026Major changeFeature updateUser impactAdmin impact
MC1479506 Video recap in Microsoft Teams supports more languages
Plan for change · Microsoft Teams · changed 25 Sep 2026New featureUser impact
MC1187682 (Updated) Microsoft Edge: Microsoft 365 Copilot will support summarization and contextual grounding
Stay informed · Microsoft 365 suite · changed 25 Sep 2026Updated messageNew featureUser impactAdmin impact
MC1461157 (Updated) Microsoft Teams: Proximity join support for attendees in Teams events from Teams Rooms on Windows and Android
Stay informed · Microsoft Teams · changed 25 Sep 2026Updated messageNew featureUser impact
MC1478463 Microsoft Defender for Office 365: Teams user reporting enabled by default
Plan for change · Microsoft Defender XDR · changed 25 Sep 2026Major changeUser impactAdmin impact
MC1442614 (Updated) Microsoft Teams: Enhanced IntelliFrame with AI data channel for intelligent cameras
Stay informed · Microsoft Teams · changed 25 Sep 2026 · 20 versions seenUpdated messageFeature updateUser impactAdmin impact
MC1478969 Deprecation of Citrix mVPN Support in Microsoft Edge for Android
Plan for change · Microsoft 365 suite · changed 24 Sep 2026User impactAdmin impactRetirement
MC1478957 Microsoft 365 profile card: View dotted-line managers in the organization panel
Stay informed · Microsoft 365 suite · changed 24 Sep 2026New featureFeature updateUser impact
MC1478956 Microsoft Windows Autopatch: enhancements to update approval control and management capabilities
Stay informed · Microsoft Intune · changed 24 Sep 2026Feature updateUser impactAdmin impact
MC1478955 Final reminder: Microsoft Project Online retires on September 30, 2026
Plan for change · Project for the web · changed 24 Sep 2026User impactAdmin impactRetirement
MC1478949 Breakout Rooms for Microsoft Teams Webinars now support up to 1,000 participants and 100 rooms
Stay informed · Microsoft Teams · changed 24 Sep 2026New featureUser impact
MC1307888 (Updated) Microsoft Teams: AI-powered notes for in-person meetings with Facilitator in Teams Rooms on Android
Stay informed · Microsoft Teams · changed 24 Sep 2026Updated messageNew featureUser impactAdmin impact
MC1478467 Microsoft Purview | Data Loss Prevention: Admin-configurable compliance URL in M365 Copilot data access messages
Plan for change · Microsoft Purview · changed 24 Sep 2026Feature updateUser impactAdmin impact
MC1392568 Microsoft Defender for Endpoint: Support for Amazon Linux 2 (ARM64) retiring October 31, 2026
Plan for change · Microsoft Defender XDR · changed 23 Sep 2026Major changeUpdated messageUser impactAdmin impactRetirementAct by 31 Oct 2026 · in 10 days
MC1388718 Microsoft Defender for Endpoint: Update to Linux connectivity requirements with new service URLs to allowlist
Plan for change · Microsoft Defender XDR · changed 23 Sep 2026Updated messageUser impactAdmin impact
MC1478006 Microsoft Word for the web: Retirement of the "@" entity insertion experience on the document canvas
Plan for change · Microsoft 365 apps · changed 23 Sep 2026Major changeUser impactAdmin impactRetirement
MC1478005 Microsoft Defender for Office 365: View approver details for remediation actions in Advanced Hunting
Plan for change · Microsoft Defender XDR · changed 23 Sep 2026Feature updateUser impactAdmin impact
MC1317197 (Updated) Microsoft Teams: A refreshed in-meeting experience with simpler controls and a smarter share panel
Plan for change · Microsoft Teams · changed 23 Sep 2026Major changeUpdated messageFeature updateUser impactAdmin impact
MC1470424 (Updated) Microsoft Viva Engage: New left navigation controls for collapsing, resizing, and managing favorites
Stay informed · Microsoft Viva · changed 23 Sep 2026Updated messageFeature updateUser impactAdmin impact
MC1409042 (Updated) Microsoft OneNote: Copilot notebook available in OneNote on Mac
Stay informed · Microsoft 365 apps · changed 23 Sep 2026Updated messageNew featureUser impactAdmin impact